...Substantial scale, diversified clients, and strong recurring revenues provide a defensible market position, but we do expect moderate volatility from macroeconomic-sensitive processing businesses. Fidelity National Information Services Inc. (FIS) benefits from broad and diversified revenue streams across its three segments, which--combined with low customer concentration and a high share of recurring revenues--provide a highly defensible market position in financial technology and payment processing. The company's expansive banking and capital markets technology solutions and its high proportion of mission-critical and recurring services provided to long-term clients have helped stabilize operating performance through a challenging 2020. The firm's merchant processing segment, obtained through the acquisition of Worldpay in 2019, has substantial scale and a good competitive position relative to peers, but S&P Global Ratings expects this business to remain more exposed to macroeconomic volatility...